Piece

From TetrisWiki
Revision as of 08:38, 9 May 2007 by 130.184.95.123 (talk)
Jump to navigation Jump to search

propecia study valium half life valium side effects buy link onlinefansto xanax buy doctor xanax bingo casino free game online play propecia online brand buy online xanax cheap phentermine without rx casino free online play buy online upjohn xanax ativan anxiety long term side effects of propecia casino hotel las vegas propecia impotence casino new york ativan birth defect cheap phentermine no prior prescription cheapest cheap phentermine casino deposit new no online ativan dose lethal buy xanax legally ativan and alcohol viagra medication prescription levitra cialis propecia casino craps online casino thunder valley casino online play casino online wagering ativan forum buy overseas xanax casino in las vegas casino links casino on net ativan for depression casino golden online palace canada cheap phentermine ativan addiction buy xanax cod propecia before and after buy cheap lowest phentermine price casino grand online casino free game online valium online ativan attack medication online order panic buy propecia online how propecia works buy insurance medication without xanax casino eagle soaring valium sale casino gambling internet online cheap online order phentermine online casino game cheap phentermine no prescription needed buy buy target xanax xanax casino vegas propecia result casino deposit no propecia and woman buy link member spacesmsncom xanax casino slot online prescription propecia baldness hair lasercomb loss propecia casino news online casino commerce casino payout addicted to ativan casino hard rock seminole casino pechanga propecia sale propecia picture propecia cost buy xanax online pay by check casino fortunelounge online 2mg buy generic xanax buy xanax overnight propecia work casino online poker casino hotel paris propecia body building advice casino online cheap phentermine no prescription required propecia vs rogaine picture pill valium casino forum online ativan ativan buy cheap online valium versus xanax ativan benefit casino game online play cheap est phentermine casino directory gambling online casino internet what does valium do ativan and pregnancy 2005com buy link onlinebuy xanax casino download free online blogspirit cheap com online phentermine buy cheap link onlinecom xanax xanax does effects propecia side work capri casino isle casino gambling advanced casino conscious gambling investor online roulette system tax technique ultimate winning ativan effects hair loss propecia best price for propecia ativan combining neurontin tramadol get propecia cache casino creek order propecia cheap phentermine table casino guide online casino online review california casino casino free valium ativan casino poker buy online prescription propecia vaniqa viaga xenical propecia patent propecia effectiveness cheap phentermine online propecia rogaine propecia patent expiration casino casino casino online top casino winner propecia hair loss treatment generic propecia canada casino wager loss propecia casino las vegas best casino buy no online prescription xanax propecia alternative 4younarodru buy link onlinehtm xanax xanax casino free machine online slot breakthrough growth hair propecia archive blog buy inurl propecia approval cheap doctor phentermine without archive ativan blog buy inurl online casino chip poker cheap diet online phentermine pill casino motion original picture soundtrack discount propecia casino internet online casino gamble propecia forum casino keno online blog cheap phentermine casino online us casino rama benzodiazepine buy xanax cheap cheap phentermine casino reno finasteride propecia ambien sleep walking cheap phentermine c o d ativan doctor withdrawal casino free online buy xanax xr cheap danger menopause phentermine ativan from withdrawal casino online propecia baldness cheap phentermine cod casino online slot casino online uk casino foxwoods propecia testimonials online casino gambling barbary casino casino station affiliate casino online program cheap comment info personal phentermine remember propecia dosage does propecia work casino gambling internet cheap propecia cheap price on phentermine cheap com link online phentermine splinder buy xanax overnight shipping ativan dose effects side propecia without a prescription buy cheap cheap online xanax xanax atlantic casino city liquid propecia buy link onlinehtm pharmacyrxfreewebtoolscom xanax bonus casino online atlantic casino city hotel hair loss baldness propecia cheap perscriptions phentermine bonus casino free online propecia tab pay pal buy xanax buy generic propecia black casino jack casino online riverbelle bet casino online cheap phentermine no prescription free shipping propecia review adderall ativan cheap phentermine no rx A piece in Tetris and similar games is a geometric shape consisting of a set of blocks that is moved as a unit. A block is the part of a piece that fills one unit of the playfield. In some games, all blocks that make up a piece are colored the same; in others, especially falling piece games other than Tetris and its clones, they are colored differently.

Polyominoes

A polyomino is a piece made of two or more square blocks, where all blocks are connected through full coincident edges (as if squares on graph paper).

  • A free polyomino is one that may be translated (moved about), rotated, or reflected.
  • A one-sided polyomino is one that may be translated or rotated.
  • A fixed polyomino can only be translated.

Polyominoes come in several sizes:

Polyominoes are often named by a Latin letter that resembles the shape of the polyomino. For instance, an "I" has all its blocks in a straight line, and a "T" consists of an "I" tromino with one or more blocks in a straight line connected to one side of the center of the "I".

Hinged polyominoes

Tet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.png
Tet.pngTet.pngZJJTet.pngTet.pngTet.pngTet.pngTet.png
Tet.pngTet.pngTet.pngTet.pngTet.pngOTet.pngTet.pngTet.pngTet.png
Tet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.png
Tet.pngTet.pngZJTet.pngTet.pngTet.pngTet.pngOTet.png
Tet.pngOTet.pngTet.pngTet.pngTet.pngZZTet.pngTet.png
Tet.pngOTet.pngTet.pngTet.pngTet.pngTet.pngTet.pngJTet.png
Tet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.pngTet.png
Hinged tetrominoes
in Tetris 2

A hinged polyomino is similar to a polyomino but also allows connections at a point. In games that use hinged polyominoes, a piece may break apart at the diagonal connections when it lands, and the fragments may or may not be controllable afterward.

See Also

External links